Table 1.
Cross-tabulation of field IMS-LFD, IMS-qPCR and IMS-culture results for 441 badger faecal samples freshly collected from latrines at main setts in Northern Ireland (A), and 130 faecal samples obtained from live captured or captive badgers of putative known TB infection status (B)
| (A) | ||||||
| Field test result | Laboratory-based test results: | |||||
| IMS-qPCR + | IMS-qPCR - | Kappa ± SE (significance) | IMS- culture + | IMS- culture - | Kappa ± SE (significance) | |
| IMS-LFD + | 24 | 54 | −0.009 ± 0.044 | 14 | 64 | 0.045 ± 0.051 |
| IMS-LFD - | 116 | 247 | (p = 0.838 NS) | 50 | 313 | (p = 0.342NS) |
| Total | 140 | 301 | 64 | 377 | ||
| (B) | ||||||
| Field test result | Laboratory-based test results: | |||||
| IMS-qPCR + | IMS-qPCR - | Kappa ± SE (significance) | IMS- culture + | IMS- culture - | Kappa ± SE (significance) | |
| IMS-LFD + | 8 | 2 | 0.129 ± 0.056 | 5 | 5 | 0.083 ± 0.063 |
| IMS-LFD - | 48 | 72 | (p = 0.014*) | 36 | 84 | (p = 0.083NS) |
| Total | 56 | 74 | 41 | 89 | ||
NS no significant association, * P<0.05, significant association at the 95% level